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Independent MeasurementEndpoint record (L0 · L1)Published state: withdrawnLast probed: 2026-09-12 · 42 days ago

oracle.the-undesirables.com/api/v1/arb-cross

Withdrawn from the catalog. This route is absent from a complete fetch of the public discovery catalog, so it is left out of the public L0 fail count.

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://oracle.the-undesirables.com/api/v1/arb-cross
Sourcecdp_bazaar
Declared methodGET
Catalog networkeip155:8453
Receiving address0x642e8a7c289381f24f0395e0539f0ba41c74cc1b
Declared price (base units)1000000
Catalog statusdelisted (since 2026-09-13 01:03 UTC)
First seen / last seen2026-08-14 08:39 UTC / 2026-09-12 01:03 UTC
Catalog-reported calls / payers (30d)1 / 1

2.Probe history

2026-08-142026-09-12
Figure 1. Probe timeline, last 23 probes for this endpoint (UTC). Filled = pass, crossed = fail, dashed = unverified. Same-day probes overlap. Marks closer than one mark width are stepped down one lane.
L0 probe history, newest first
Probed atMethodVerdictHTTPLatencyReason
2026-09-12 16:40 UTCGETfail41066 msno_402HTTP 410 instead of 402 to an unpaid GET.
2026-09-12 04:40 UTCGETfail410304 msno_402HTTP 410 instead of 402 to an unpaid GET.
2026-09-11 13:40 UTCGETpass402250 ms—
2026-09-10 23:40 UTCGETpass402207 ms—
2026-09-10 14:40 UTCGETpass402342 ms—
2026-09-09 17:40 UTCGETpass402263 ms—
2026-09-09 05:40 UTCGETpass4022080 ms—
2026-09-08 17:40 UTCGETpass402257 ms—
2026-09-08 05:40 UTCGETpass402234 ms—
2026-09-07 17:40 UTCGETpass402167 ms—
2026-09-06 23:40 UTCGETpass4021956 ms—
2026-09-06 14:40 UTCGETpass4022187 ms—
2026-09-05 23:40 UTCGETpass402105 ms—
2026-09-05 14:40 UTCGETpass402150 ms—
2026-09-04 23:40 UTCGETpass402128 ms—
2026-09-04 14:40 UTCGETpass40297 ms—
2026-09-03 23:40 UTCGETpass402194 ms—
2026-09-03 14:40 UTCGETpass402157 ms—
2026-09-03 05:40 UTCGETpass402128 ms—
2026-09-02 14:40 UTCGETpass402155 ms—
2026-09-02 05:40 UTCGETpass402338 ms—
2026-09-01 23:40 UTCGETpass402199 ms—
2026-08-14 08:53 UTCGETpass4021029 ms—

3.L1 — real purchases

1 of 1 paid attempts settled on-chain, and 1 of those also returned a 2xx response (delivered). Each settled row carries its on-chain transaction hash, and that transaction is the evidence. On this page a receipt means the seller's own settlement receipt (PAYMENT-RESPONSE); a settled row can have none (see “tx from our index”). A settled row reads as nonce-bound when the on-chain re-read matched the one-time value stored for that purchase, so the transaction is the one for this purchase. Stellar is not in this count. The Stellar re-read checks payer, payee, amount and asset. A row reads as amount + payee when the re-read matched payer, payee, amount and asset and did not bind a one-time value. That tier holds rows from before 2026-09-04 and Stellar rows. They keep the settled label rather than being demoted (methodology). settled is the transfer vet402 confirmed on-chain. delivered is the response arriving. A settled row whose paid request answered 5xx counts as settled and not as delivered. definitions.

Terms in this table

settled (amount + payee)
vet402 re-read the transfer on-chain in that chain's pinned settlement asset: the on-chain re-read matched payer, payee, amount and asset and did not bind a one-time value (rows before 2026-09-04, and Stellar).
L2 match
the response parsed as JSON and had the keys the listing marks as required. With an example that marks no key as required, a JSON object or array is enough.
Whose side
the same words as the seller page: seller's side only after failures on two different days (UTC), marked “attribution under review”; vet402's side; or not sorted (the rules).
1/1
Figure 2. Settle-through: one cell per paid attempt. Filled = settled on-chain, crossed = signed, and not settled on-chain.
L1 purchase history, newest first
Attempted atResultHTTPOn-chain txPayment chainLatency
08-14 10:08settled (amount + payee)2000xf6740fd6…568aBase10814 ms
1000000 units (≈ $1.00 USDC) · L2 matchWhose side: no failure (delivered)

Embed this record

Run this endpoint? Show the settle-through record vet402 measured — the badge reads 1/1 settled · 1 delivered and updates as the record grows. It carries the host it is about and the date it was last measured, so a saved copy cannot pass itself off as current. It states a measurement, not a rating.

vet402: 1 of 1 paid attempts settled with an on-chain receipt, and 1 of those also returned a 2xx response. settled is the confirmed transfer; delivered is the response arriving. A measurement of what happened when vet402 paid this endpoint, not a recommendation. (oracle.the-undesirables.com · measured 2026-08-14)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/8a883949-807b-43c6-ab1c-a074d06d5112.svg)](https://vet402.com/observatory/e/8a883949-807b-43c6-ab1c-a074d06d5112)

Get one email when this record's verdict changes. No digest, no marketing — one message per change, and only for this endpoint. We first send one confirmation email; nothing else goes out until you confirm.

4.Catalog listing events

Catalog listing events, newest first
Detected onEventBeforeAfter
2026-09-13delisted{"status":"active"}{"status":"delisted"}
2026-08-27relisted{"status":"delisted"}{"status":"active"}
2026-08-26delisted{"status":"active"}{"status":"delisted"}

unverified is not a failure; a fail is published only after two consecutive failing probes. Definitions: methodology.

5.Dispute this record

A dispute does not start a purchase. The signed dispute route runs one fresh L0 check, an unpaid request.

Think a measurement above is wrong? Say which probe or purchase and what you observed instead. One person reads it and replies. The record is never deleted on dispute: if it was wrong, the correction is published with the same weight. If it was right, it stands. This listing is not active in the catalog, so a dispute filed on the record form does not put it on the re-probe list. The record stays on this page. The scheduled L0 run is at 10:30 UTC. This listing is not on that run. Send the dispute to support@vet402.com. Published corrections are listed at /corrections. Operators who control the receiving address can also sign a dispute via POST /api/v1/observatory/disputes (API reference). That route runs one fresh L0 check under the normal publication gate. A later purchase comes from the regular schedule.

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